Restructuring Charges (Tables)

6 Months Ended

Jun. 30, 2018

Restructuring Charges [Abstract]

Schedule Of Accrued Restructuring

The following table summarizes the 2018 activity in the accrued restructuring balances related to the restructuring activities initiated prior to June 30,2018:

		Balance as of								Foreign			Balance as of
		December 31,		Restructuring			Cash		Non-Cash	Exchange			June 30,
(in thousands)			2017		Charges		Payment		Activity	Adjustments			2018
2018 Restructuring:
	Severance	$	—	$	974	$	(974)	$	—	$	—	$	—
	Other exit costs		—		691		(385)		—		—		306
			—		1,665		(1,359)		—		—		306
2017 Restructuring:
	Severance		47		3		(50)		—		—		—
	Leased facilities and equipment		—		96		(96)		—		—		—
	Other exit costs		198		270		(309)		—		(23)		136
			245		369		(455)		—		(23)		136
2016 Restructuring:
	Severance		29		(1)		(3)		—		—		25
	Other exit costs		16		208		(128)		(96)		—		—
			45		207		(131)		(96)		—		25
Total		$	290	$	2,241	$	(1,945)	$	(96)	$	(23)	$	467